YK

Yoshihito Kogawa

FR Fujikura Rubber: 5 patents #12 of 61Top 20%
FC Fujikura Composites: 2 patents #6 of 15Top 40%
Overall (All Time): #708,689 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11253754 Golf club and connecting member for golf club shaft and golf club head Keigo Takahashi 2022-02-22
11148016 Golf club and combining member of golf club shaft and golf club head Masaki Wakabayashi, Keigo Takahashi 2021-10-19
10406412 Golf club shaft and golf club Masaki Wakabayashi 2019-09-10
10022603 Golf club shaft and golf club provided with the same Masaki Wakabayashi 2018-07-17
9878225 Golf club shaft and golf club using the same Masaki Wakabayashi 2018-01-30
8517857 Golf club shaft and method of producing the same Masaki Wakabayashi, Masaki Nakamura 2013-08-27
8292755 Golf club shaft and golf club Masaki Wakabayashi 2012-10-23